div {
    height: 300px;
    width: 300px;
}

div:nth-child(1){
    border-width: 10px;
    border-style: solid dotted inset dashed;
    border-color: blue red;
    border-radius: 50%;
}

div:nth-child(2){
    border-style: solid 3px black;
    border-radius: 10px;
}